Test

Add spec for Clipboard::Java #32

Job	Run time
Ruby 3.3 (windows-latest)	4m 34s
Ruby 3.3 (ubuntu-latest)	11s
Ruby 3.2 (windows-latest)	4m 1s
Ruby 3.3 (macos-latest)	18s
Ruby 3.1 (windows-latest)	1m 8s
Ruby 3.2 (ubuntu-latest)	12s
Ruby 3.0 (windows-latest)	1m 12s
Ruby 3.2 (macos-latest)	14s
Ruby jruby (windows-latest)	3m 50s
Ruby 3.1 (ubuntu-latest)	13s
Ruby 3.1 (macos-latest)	12s
Ruby 3.0 (ubuntu-latest)	13s
Ruby 3.0 (macos-latest)	10s
Ruby jruby (ubuntu-latest)	45s
Ruby jruby (macos-latest)	42s
Ruby truffleruby (ubuntu-latest)	28s
Ruby truffleruby (macos-latest)	1m 5s
	19m 28s

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